Yeah, it's actually almost the exact same UX to what you described down to the hardware key and browser-extension only there are also a lot of fun hexadecimal n

Yeah, it's actually almost the exact same UX to what you described down to the hardware key and browser-extension only there are also a lot of fun hexadecimal numbers, network selectors, and it's tied to a real money wallet (this part could really make payments UX better so it's too bad the IRS classifies every purchase from the wallet as a securities trade).